Post Utme Esut 2020 Chemistry Question 36

Practice objective / multiple choice question 36 from the 2020 Post Utme Esut Chemistry examination.

Post Utme Esut 2020 Chemistry Objective / Multiple Choice

Question 36 POST_UTME_ESUT • 2020 • CHEMISTRY • objective

Calculate the s\tandard enthalpy change (ΔH°) for the reaction: 2NO(g) + O2(g) → 2NO2(g). Given that the s\tandard enthalpy of formation (ΔHf°) for NO(g) is -90.25 kJ/mol, for O2(g) is 0 kJ/mol, and for NO2(g) is -51.3 kJ/mol.

Correct Answer A. -181.15 kJ/mol

B. -181.25 kJ/mol

C. -181.35 kJ/mol

D. -181.45 kJ/mol

Correct Answer

Correct Option:

-181.15 kJ/mol

This is Post Utme Esut 2020 Chemistry Question 36. It is one of the objective questions from the 2020 Post Utme Esut Chemistry examination.

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